相关单词近义词 certain 确定的, definite 明确的, sure 肯定的, sure-fire 一定成功的, 一定能达到..., cast-iron 铸铁的, fail-safe 自动防故障装置..., assured 确实的, in the bag 确实无疑, 稳操胜券...临近词guarantee, guarantee loan, guarantee fuel, guarantee load, guarantee rate, guaranteed for, guarantee fund, guarantee test, guarantee mode, guarantee time, guarantees law 返回 guaranteed